Tyco Thermal Controls supplies Microprocessor Based Temperature Limiter. Tyco Thermal Controls manufactures optimal solutions for various applications involving heat tracing, floor heating, snow melting & de-icing, temperature measurement, wiring, and leak detection systems. Microprocessor Based Temperature Limiter provides protection against over-temperature. Microprocessor Based Temperature Limiter has two output relays, one normally closed limiter relay [opening in occurrence of over temperature] and one alarm relay. It is available in two versions. The lock out temperature of this device can be programmed and altered via the front panel of the HTC-915 control unit. The limiter can be set at any value between 50 and 450 degree C in steps of 1K. The model name of this device is DigiTrace HTC-915-LIM.